Forces
What is a force?
A push or a pull
When two magnets stick together they _________
attract
What do we call it when two or more objects work together in a meaningful way?
A system
Engineers often work in ______
teams
Engineers have to have a growth mindset and persevere.
TRUE
Another word for push is _________
repel
Do magnets attract to objects made of plastic?
No, only metal.
What pattern(s) of motion can be observed with a wheel and axle system?
*the system always rolls STRAIGHT DOWN the ramp.
Engineers often fail and have to _________
revise their plan
Data is information collected in an experiment.
FALSE - collected AND RECORDED.
Another word for pull is _______
Attract
How is the magnetic field affected when more magnets are added?
The magnetic field becomes stronger.
What makes a curved pattern of motion?
When different sized wheels are on either side of the axle, the system rolls in the direction of the smaller wheel.
The main job of an engineer is to _______
design and test solutions to solve problems.
Friction slows things down.
TRUE
Gravity
What happens when two magnets repel?
The push away from each other/do not touch.
What everyday objects behave similarly to a wheel and axle system?
ice cream cone, cups, carrots, garden pots, etc.
What do we call the limitations put on investigations?
contraints
When you hit a baseball, it will fly through the air.
Is this an example of a cause and effect relationship?
TRUE/yes
What is an unbalanced force?
When an object is in an unstable position.
What do we call the opposite sides of a magnet?
poles
If a system has one large wheel on the left and one small wheel on the right, in which direction would you expect the system to turn?
Right
What is the word for the changes made to a model that affect the outcome of the investigation?
variable
The ramp was long.
Is this an example of a cause and effect relationship?
FALSE/no